C(x) = 180 + 8x. The revenue earned from selling x bracelets is represented by the function R(x) = 20x.

I'll do the first one for you. it isn't very hard at all.on number one, you have (50 × 3), which equals 150, and (3 × 3), which equals 9. after you establish that, you add 150 and 9 together. so, (150 + 9) equals 159.this means that 53 × 3 = 159.

It should be a or d i’m not sure

2pounds will cost $1.96